Al-Cu phase diagram S.J.T.0. Phase Transformation and Applications Page12/34■ Weight Percent Copper 0003040 60 60 70 80 0 100 1100 1084.87 1000- L 900- B00 1700 880.452°c 600 54B.2℃ 567c 500 1400 -(A1) (Cu) 1300 ag- 10 20 30 40 50 80 70 80 90 100 Atomic Percent Copper Cu SJTU Thermodynamics of Materials Fall 2011 X.J.Jin Lecture 15 Phase Diagram llPhase Transformation and Applications S. J. T. U. SJTU Thermodynamics of Materials Fall 2011 © X. J. Jin Lecture 15 Phase Diagram II Page 12/34 Al-Cu phase diagram